1.Replacement Internal Cooling Fan. 2.Perfect for Microsoft Xbox One X Controller. 3.Replace your faulty, cracked or broken Internal Cooling Fan. Installing this product requires disassembly which voids warranty, seek professional advice if needed. Please contact us for a quote on your Console to be professionally repaired. Thanks for viewing, please view our other products and great deals on our page and feel free to ask any questions. great_dealsuk.